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125+ Free OSHA 511 Practice Questions

Prepare for the OSHA #511 — Occupational Safety and Health Standards for General Industry exam with instant access — no signup required.

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Key Facts: OSHA 511 Exam

26 hrs

Required Contact Hours

OSHA OTI Education Center requirements

Not published

National Passing Score

OSHA #511 course description

7 years

OSHA 501 Prerequisite Validity

OTI Education Center requirements

Varies

Course Fee

Authorized OTI Education Centers

None

Prerequisites

OSHA OTI Education Centers

100

FREE Practice Questions Here

OpenExamPrep question bank

OSHA #511 is an OTI Education Center course of at least 26 contact hours covering general-industry standards, policies, and procedures. It is not a nationally standardized certification exam: OSHA does not publish one nationwide final format, question count, passing score, pass rate, fee, or reassessment rule. Education Centers set their completion policies. Completing #511 within the previous seven years satisfies the course prerequisite for OSHA #501; that seven-year rule is not a general expiration date for all uses of the completion record.

Sample OSHA 511 Practice Questions

Try these sample questions to test your OSHA 511 exam readiness. Each question includes a detailed explanation. Start the interactive quiz above for the full 125+ question experience with AI tutoring.

1The OSH Act of 1970 was passed primarily to accomplish which of the following?
A.Assure safe and healthful working conditions for workers
B.Standardize workers' compensation benefit levels across all states
C.Regulate interstate transportation of hazardous materials under DOT rules
D.Establish minimum wage rates for high-hazard industries nationwide
Explanation: The stated purpose of the Occupational Safety and Health Act of 1970 is to assure safe and healthful working conditions for every working man and woman. It authorized OSHA to set and enforce standards and to conduct workplace inspections. Workers' compensation is a separate state-level system, and hazardous materials transport is regulated by DOT.
2Under the OSH Act, what is the General Duty Clause (Section 5(a)(1)) primarily used for?
A.Cite recognized hazards not covered by a specific OSHA standard
B.Require general safety orientation for every new hire regardless of hazards
C.Mandate posting of the OSHA workplace safety poster in every break room
D.Allow employees to refuse any task they personally consider hazardous
Explanation: The General Duty Clause requires employers to provide a workplace free from recognized hazards likely to cause death or serious physical harm. OSHA uses it to cite employers when a specific standard does not cover the hazard. All four elements must be proven: the employer knew of the hazard, the hazard was recognized, the hazard caused or could cause serious harm, and a feasible abatement method existed.
3Which OSHA violation classification applies when an employer knowingly fails to comply with OSHA requirements or acts with plain indifference to employee safety?
A.Willful violation
B.Serious violation
C.Other-than-serious violation
D.Repeated violation
Explanation: A willful violation exists when the employer knowingly fails to comply with an OSHA requirement or acts with plain indifference to employee safety. As of OSHA's 2026 civil penalty table (2025 amounts carried forward), willful violations carry a maximum civil penalty of $165,514 per violation. Serious and other-than-serious violations carry up to $16,550 per violation. Repeated violations can reach the same $165,514 maximum, but the willful classification is defined by knowing or indifferent noncompliance.
4An OSHA compliance officer arrives unannounced at a manufacturing facility. Under 29 CFR 1910 and the OSH Act, what right does the employer have before allowing an inspection?
A.Require the compliance officer to obtain an inspection warrant
B.The employer may deny entry permanently if no imminent danger exists
C.The employer must grant immediate entry without any preconditions
D.The employer may postpone the inspection for up to 30 days
Explanation: Under the OSH Act, OSHA compliance officers can conduct inspections without advance notice, but an employer has the constitutional right (Fourth Amendment) to require the compliance officer to obtain a warrant before granting entry. In practice, most employers consent to inspections. If an employer refuses entry, OSHA can obtain an administrative search warrant from a federal magistrate.
5Under 29 CFR Part 1904, which of the following workplace injuries or illnesses MUST be recorded on the OSHA 300 Log?
A.Treatment beyond first aid, such as prescription medication or sutures
B.Any injury requiring a visit to a healthcare provider, even if only first aid was provided
C.Any near-miss incident that had potential for serious injury
D.Injuries to self-employed workers on the employer's premises
Explanation: Under 29 CFR 1904, a work-related injury or illness is recordable if it results in days away from work, restricted work or job transfer, medical treatment beyond first aid, loss of consciousness, or diagnosis of a significant injury/illness by a healthcare professional. Treatment requiring prescription medication or sutures goes beyond first aid and must be recorded. Near-misses and injuries to self-employed individuals are not covered by Part 1904.
6Under 29 CFR 1904.39, an employer must report the in-patient hospitalization of one or more employees as a result of a work-related incident within:
A.8 hours
B.24 hours
C.48 hours
D.72 hours
Explanation: Under 29 CFR 1904.39(a), employers must report any work-related fatality to OSHA within 8 hours. In-patient hospitalization of one or more employees, amputation, or loss of an eye must be reported within 24 hours after the employer learns of the event.
7Under 29 CFR 1910.23, which of the following is the required height at which employers must provide fall protection for employees working on elevated walking-working surfaces in general industry?
A.4 feet above the lower level
B.6 feet above the lower level
C.10 feet above the lower level
D.Any height if the hazard is recognized
Explanation: Under 29 CFR 1910.23 (the 2017 Walking-Working Surfaces final rule), employers must protect employees from fall hazards when they are working at heights of 4 feet or more above a lower level in general industry. This is distinct from construction (6 feet under 29 CFR 1926.502) and scaffolding.
8Under 29 CFR 1910.28, which fall protection system is explicitly permitted for use on walking-working surfaces in general industry?
A.Personal fall arrest, guardrail, or safety net systems
B.Body belts used as the sole fall arrest component
C.Warning lines alone without additional fall protection systems
D.Safety monitoring systems without any other fall protection method
Explanation: 29 CFR 1910.28 allows employers to choose from conventional fall protection systems: guardrail systems, safety net systems, or personal fall arrest systems (PFAS). Employers may also use other systems such as positioning device systems, travel restraint systems, and ladder safety systems where specifically addressed. Warning line systems and safety monitors are construction options, not broadly applicable in general industry.
9According to 29 CFR 1910.30, when must an employer train employees on fall and equipment hazards?
A.Before the employee is first exposed to a fall hazard
B.Within 30 days of the employee's start date
C.Annually, regardless of prior training
D.Within 90 days of a near-miss fall incident
Explanation: Under 29 CFR 1910.30, employers must train each employee who uses fall protection equipment before the employee is first exposed to a fall hazard. Training must cover the nature of the fall hazards, the use and operation of fall protection equipment, and the employee's role in the fall protection plan. Retraining is required when the employer believes the employee lacks the requisite understanding or skills.
10Under 29 CFR 1910.38, an Emergency Action Plan (EAP) must be in writing and kept in the workplace for employers with more than how many employees?
A.10
B.5
C.25
D.50
Explanation: Under 29 CFR 1910.38, employers with 10 or fewer employees may communicate the EAP orally, but employers with more than 10 employees must maintain a written Emergency Action Plan and keep it available for employee review. The plan must include evacuation procedures, employee accounting procedures, rescue and medical duties, reporting procedures, and contact information.

About the OSHA 511 Exam

OSHA #511 is an OTI Education Center course covering OSHA standards, policies, and procedures in general industry under 29 CFR 1910. It develops the ability to locate and apply applicable requirements across major hazards and program areas. Completing #511 within the previous seven years satisfies the course prerequisite for #501; the selected Education Center controls its own attendance, assessment, and completion procedures.

Assessment

OSHA does not publish a standardized nationwide final-assessment format or item count for course #511

Time Limit

At least 26 contact hours; the Education Center sets the calendar schedule

Passing Score

Not published as a nationwide OSHA standard; follow the selected OTI Education Center's completion policy

Exam Fee

Varies by authorized OTI Education Center; OSHA does not publish a nationwide fee (OSHA Training Institute (OTI) Education Centers)

OSHA 511 Exam Content Outline

Not nationally published

OSH Act, Inspections, Citations & Penalties

OSH Act purpose, General Duty Clause, inspection procedures, citation types (willful/serious/repeat/other-than-serious), penalty levels, multi-employer policy, Section 11(c) whistleblower protection

Not nationally published

Recordkeeping (29 CFR Part 1904)

300/300A/301 forms, recordability criteria, first-aid definition, fatality/hospitalization/amputation reporting timelines (8 hr/24 hr)

Not nationally published

Walking-Working Surfaces & Egress (Subparts D & E)

4-foot fall protection threshold (1910.23), fall protection systems (1910.28), training (1910.30), exit route requirements (1910.36), Emergency Action Plans (1910.38)

Not nationally published

Hazard Communication / GHS (1910.1200)

16-section SDS, 6 GHS label elements, 9 pictograms, signal words, written program, trade secrets, immediate-use container labeling exemption, employee training requirements

Not nationally published

Personal Protective Equipment (Subpart I)

Hierarchy of controls, hazard assessment certification (1910.132), respiratory protection APF values (1910.134), fit testing, PLHCP medical evaluation

Not nationally published

Lockout/Tagout (1910.147)

LOTO sequence, authorized vs. affected employees, stored energy types, group LOTO, annual inspection, tagout equivalency, minor servicing exception, restoration sequence

Not nationally published

Confined Spaces (1910.146)

PRCS classification, 4 hazard types, atmospheric testing sequence (O₂→LEL→toxic), entry supervisor/entrant/attendant roles, permit cancellation, non-entry rescue

Not nationally published

Electrical Safety (Subpart S)

NRTL listing, grounding, GFCI requirements, approach boundaries, qualified person, arc flash PPE, rubber insulating glove classes

Not nationally published

Machine Guarding & Materials Handling (Subparts N & O)

General guarding (1910.212), power presses (1910.217), nip points (1910.219), materials storage (1910.176), forklift operator training/retraining, rated capacity, tip-over response

Not nationally published

Health Hazards, PELs & Industrial Hygiene (Subparts G & Z)

Noise PEL/action level/HCP (1910.95), Table Z-1 PELs, AREC paradigm, asbestos (1910.1001), lead (1910.1025), bloodborne pathogens (1910.1030), methylene chloride (1910.1052), PSM 14 elements/PHA/PSSR/audit (1910.119), flammable liquids (1910.106), welding/cutting/brazing (1910.252)

How to Pass the OSHA 511 Exam

What You Need to Know

  • Passing score: Not published as a nationwide OSHA standard; follow the selected OTI Education Center's completion policy
  • Assessment: OSHA does not publish a standardized nationwide final-assessment format or item count for course #511
  • Time limit: At least 26 contact hours; the Education Center sets the calendar schedule
  • Exam fee: Varies by authorized OTI Education Center; OSHA does not publish a nationwide fee

Keys to Passing

  • Work through all 125 available questions
  • Review every answer and explanation
  • Track weak areas and revisit them
  • Use our AI tutor for tough concepts

OSHA 511 Study Tips from Top Performers

1Learn to navigate 29 CFR 1910 quickly, but confirm whether any local assessment is open-book and which materials are allowed with your Education Center; OSHA does not publish a nationwide materials rule for #511
2Memorize key numeric thresholds: noise PEL = 90 dBA / action level = 85 dBA; fall protection = 4 feet; lead action level = 30 μg/m³ / PEL = 50 μg/m³ / medical removal BLL = 50 μg/dL; asbestos PEL = 0.1 f/cc; LOTO annual inspection; PHA revalidation every 5 years; PSM audit every 3 years
3For LOTO (1910.147): The correct sequence is Notify → Shut Down → Isolate → Apply LOTO → Release/Restrain Stored Energy → Verify. For restoration: Remove tools/materials → Clear all employees → Notify affected employees → Remove LOTO devices → Restore energy
4For confined spaces (1910.146): Atmospheric testing order is always O₂ first (19.5–23.5% acceptable), then flammable gas (below 10% LEL for entry), then toxic contaminants. The attendant NEVER enters the space — non-entry rescue with retrieval line is required
5For HazCom (1910.1200): Know the 16-section SDS and 6 GHS label elements for standards navigation and course exercises. Label elements: Product Identifier + Signal Word + Hazard Statement(s) + Pictogram(s) + Precautionary Statement(s) + Supplier Information
6For PSM (1910.119): Know all 14 elements. Key dates: PHA revalidation every 5 years, compliance audit every 3 years, incident investigation must begin within 48 hours, reports retained 5 years. PSSR is required before startup of new or modified covered processes

Frequently Asked Questions

What is the OSHA 511 course?

OSHA 511 (Occupational Safety and Health Standards for General Industry) is a 26-contact-hour course taught at authorized OSHA Training Institute (OTI) Education Centers. It provides in-depth coverage of 29 CFR 1910 general industry standards, policies, and procedures. Students learn to locate, interpret, and apply OSHA regulations directly from the CFR. The course is the training prerequisite for the OSHA 501 Trainer Course.

What are the OSHA #511 course completion requirements?

OSHA requires course #511 to contain at least 26 contact hours but does not publish one nationwide assessment, passing score, attendance percentage, or materials rule. Follow the completion and reassessment policy supplied by the authorized OTI Education Center offering your session.

Is OSHA 511 the same as the OSHA 30-Hour General Industry course?

No. OSHA's official FAQ explicitly states these are not equivalent. The OSHA 30-Hour focuses on worker rights, employer responsibilities, and recognizing/abating workplace hazards for workers and supervisors. OSHA 511 is standards-focused — it covers OSHA policies, procedures, and regulations in depth, with students learning to directly navigate and apply 29 CFR 1910. OSHA 511 is required for the OSHA 501 trainer course; completing OSHA 30-Hour does not satisfy this requirement.

How long is the OSHA 511 certificate valid as a prerequisite for OSHA 501?

For entry to OSHA #501, course #511 must have been completed within the previous seven years. This is a #501 prerequisite window, not a general statement that every use of a #511 completion record expires after seven years.

What materials are required for the OSHA 511 course?

The OSHA course description does not publish one nationwide materials or assessment-access rule. Check the selected OTI Education Center's course instructions for the current 29 CFR materials, technology, and any assessment rules it requires.

What careers or certifications does OSHA 511 lead to?

OSHA 511 is primarily a stepping stone to the OSHA 501 Trainer Course, which qualifies you to teach OSHA 10-Hour and 30-Hour General Industry Outreach courses. It also satisfies continuing education requirements for safety certifications (BCSP points, ABIH CM points, CEUs). Professionals who benefit most include EHS managers, plant engineers, safety consultants, compliance officers, and anyone seeking a comprehensive command of 29 CFR 1910 standards.